Protect & Defense: Tower Zone

Enemies have invaded your lands. Thousands of tanks and airplanes are ready to battle with you. Wars can not be avoided and you need to clash the alien face to face. Your enemies are not any monkeys - these are professional warriors! Only one side of the conflict will survive. To win you need to become king of TD. Military equipment of your enemy is not a toy. Every battle with your enemy turns into battle royale. You and your enemy have modern equipment: tanks, ships, airplanes, artillery, mine...